NOAA NATIONAL WEATHER SERVICE – The National Weather Service (NWS) serves as the main provider of weather data, forecasts, and warnings for the United States. Television weathercasters and private meteorology companies rely on NWS data to prepare their forecasts. In critical weather situations, the NWS is the exclusive official source for issuing life-threatening weather warnings in the United States.
USE OF NOAA WEATHER DATA – The weather data provided by the NOAA National Weather Service is freely available and in the public domain. To receive weather data directly, you must join the “Family of Services.” While the data itself is free, there may be charges associated with its transmission.
The Weather – Get instant access to all current warnings across the United States, covering tornadoes, hurricanes, severe thunderstorms, flash floods, regular floods, winter storms, special marine weather events, and more.
Severe Weather — NOAA Storm Prediction Center provides forecasts for severe thunderstorms and tornadoes across the contiguous U.S.